1/*
2 This file is part of the WebKit open source project.
3 This file has been generated by generate-bindings.pl. DO NOT MODIFY!
4
5 This library is free software; you can redistribute it and/or
6 modify it under the terms of the GNU Library General Public
7 License as published by the Free Software Foundation; either
8 version 2 of the License, or (at your option) any later version.
9
10 This library is distributed in the hope that it will be useful,
11 but WITHOUT ANY WARRANTY; without even the implied warranty of
12 MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
13 Library General Public License for more details.
14
15 You should have received a copy of the GNU Library General Public License
16 along with this library; see the file COPYING.LIB. If not, write to
17 the Free Software Foundation, Inc., 51 Franklin Street, Fifth Floor,
18 Boston, MA 02110-1301, USA.
19*/
20
21#include "config.h"
22
23#if ENABLE(MEDIA_STREAM)
24
25#include "JSBlobEvent.h"
26
27#include "JSBlob.h"
28#include "JSDOMAttribute.h"
29#include "JSDOMBinding.h"
30#include "JSDOMConstructor.h"
31#include "JSDOMConvertBoolean.h"
32#include "JSDOMConvertInterface.h"
33#include "JSDOMConvertNumbers.h"
34#include "JSDOMExceptionHandling.h"
35#include "JSDOMGlobalObject.h"
36#include "JSDOMWrapperCache.h"
37#include "ScriptExecutionContext.h"
38#include <JavaScriptCore/HeapSnapshotBuilder.h>
39#include <JavaScriptCore/JSCInlines.h>
40#include <wtf/GetPtr.h>
41#include <wtf/PointerPreparations.h>
42#include <wtf/URL.h>
43
44#if ENABLE(MEDIA_STREAM)
45#include "JSDOMConvertStrings.h"
46#endif
47
48
49namespace WebCore {
50using namespace JSC;
51
52template<> BlobEvent::Init convertDictionary<BlobEvent::Init>(ExecState& state, JSValue value)
53{
54 VM& vm = state.vm();
55 auto throwScope = DECLARE_THROW_SCOPE(vm);
56 bool isNullOrUndefined = value.isUndefinedOrNull();
57 auto* object = isNullOrUndefined ? nullptr : value.getObject();
58 if (UNLIKELY(!isNullOrUndefined && !object)) {
59 throwTypeError(&state, throwScope);
60 return { };
61 }
62 BlobEvent::Init result;
63 JSValue bubblesValue;
64 if (isNullOrUndefined)
65 bubblesValue = jsUndefined();
66 else {
67 bubblesValue = object->get(&state, Identifier::fromString(&state, "bubbles"));
68 RETURN_IF_EXCEPTION(throwScope, { });
69 }
70 if (!bubblesValue.isUndefined()) {
71 result.bubbles = convert<IDLBoolean>(state, bubblesValue);
72 RETURN_IF_EXCEPTION(throwScope, { });
73 } else
74 result.bubbles = false;
75 JSValue cancelableValue;
76 if (isNullOrUndefined)
77 cancelableValue = jsUndefined();
78 else {
79 cancelableValue = object->get(&state, Identifier::fromString(&state, "cancelable"));
80 RETURN_IF_EXCEPTION(throwScope, { });
81 }
82 if (!cancelableValue.isUndefined()) {
83 result.cancelable = convert<IDLBoolean>(state, cancelableValue);
84 RETURN_IF_EXCEPTION(throwScope, { });
85 } else
86 result.cancelable = false;
87 JSValue composedValue;
88 if (isNullOrUndefined)
89 composedValue = jsUndefined();
90 else {
91 composedValue = object->get(&state, Identifier::fromString(&state, "composed"));
92 RETURN_IF_EXCEPTION(throwScope, { });
93 }
94 if (!composedValue.isUndefined()) {
95 result.composed = convert<IDLBoolean>(state, composedValue);
96 RETURN_IF_EXCEPTION(throwScope, { });
97 } else
98 result.composed = false;
99 JSValue dataValue;
100 if (isNullOrUndefined)
101 dataValue = jsUndefined();
102 else {
103 dataValue = object->get(&state, Identifier::fromString(&state, "data"));
104 RETURN_IF_EXCEPTION(throwScope, { });
105 }
106 if (!dataValue.isUndefined()) {
107 result.data = convert<IDLInterface<Blob>>(state, dataValue);
108 RETURN_IF_EXCEPTION(throwScope, { });
109 } else {
110 throwRequiredMemberTypeError(state, throwScope, "data", "BlobEventInit", "Blob");
111 return { };
112 }
113 JSValue timecodeValue;
114 if (isNullOrUndefined)
115 timecodeValue = jsUndefined();
116 else {
117 timecodeValue = object->get(&state, Identifier::fromString(&state, "timecode"));
118 RETURN_IF_EXCEPTION(throwScope, { });
119 }
120 if (!timecodeValue.isUndefined()) {
121 result.timecode = convert<IDLDouble>(state, timecodeValue);
122 RETURN_IF_EXCEPTION(throwScope, { });
123 }
124 return result;
125}
126
127// Attributes
128
129JSC::EncodedJSValue jsBlobEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
130bool setJSBlobEventConstructor(JSC::ExecState*, JSC::EncodedJSValue, JSC::EncodedJSValue);
131JSC::EncodedJSValue jsBlobEventData(JSC::ExecState*, JSC::EncodedJSValue, JSC::PropertyName);
132
133class JSBlobEventPrototype : public JSC::JSNonFinalObject {
134public:
135 using Base = JSC::JSNonFinalObject;
136 static JSBlobEventPrototype* create(JSC::VM& vm, JSDOMGlobalObject* globalObject, JSC::Structure* structure)
137 {
138 JSBlobEventPrototype* ptr = new (NotNull, JSC::allocateCell<JSBlobEventPrototype>(vm.heap)) JSBlobEventPrototype(vm, globalObject, structure);
139 ptr->finishCreation(vm);
140 return ptr;
141 }
142
143 DECLARE_INFO;
144 static JSC::Structure* createStructure(JSC::VM& vm, JSC::JSGlobalObject* globalObject, JSC::JSValue prototype)
145 {
146 return JSC::Structure::create(vm, globalObject, prototype, JSC::TypeInfo(JSC::ObjectType, StructureFlags), info());
147 }
148
149private:
150 JSBlobEventPrototype(JSC::VM& vm, JSC::JSGlobalObject*, JSC::Structure* structure)
151 : JSC::JSNonFinalObject(vm, structure)
152 {
153 }
154
155 void finishCreation(JSC::VM&);
156};
157
158using JSBlobEventConstructor = JSDOMConstructor<JSBlobEvent>;
159
160template<> EncodedJSValue JSC_HOST_CALL JSBlobEventConstructor::construct(ExecState* state)
161{
162 VM& vm = state->vm();
163 auto throwScope = DECLARE_THROW_SCOPE(vm);
164 UNUSED_PARAM(throwScope);
165 auto* castedThis = jsCast<JSBlobEventConstructor*>(state->jsCallee());
166 ASSERT(castedThis);
167 if (UNLIKELY(state->argumentCount() < 2))
168 return throwVMError(state, throwScope, createNotEnoughArgumentsError(state));
169 auto type = convert<IDLDOMString>(*state, state->uncheckedArgument(0));
170 RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
171 auto eventInitDict = convert<IDLDictionary<BlobEvent::Init>>(*state, state->uncheckedArgument(1));
172 RETURN_IF_EXCEPTION(throwScope, encodedJSValue());
173 auto object = BlobEvent::create(WTFMove(type), WTFMove(eventInitDict));
174 return JSValue::encode(toJSNewlyCreated<IDLInterface<BlobEvent>>(*state, *castedThis->globalObject(), WTFMove(object)));
175}
176
177template<> JSValue JSBlobEventConstructor::prototypeForStructure(JSC::VM& vm, const JSDOMGlobalObject& globalObject)
178{
179 return JSEvent::getConstructor(vm, &globalObject);
180}
181
182template<> void JSBlobEventConstructor::initializeProperties(VM& vm, JSDOMGlobalObject& globalObject)
183{
184 putDirect(vm, vm.propertyNames->prototype, JSBlobEvent::prototype(vm, globalObject), JSC::PropertyAttribute::DontDelete | JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
185 putDirect(vm, vm.propertyNames->name, jsNontrivialString(&vm, String("BlobEvent"_s)), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
186 putDirect(vm, vm.propertyNames->length, jsNumber(2), JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::DontEnum);
187}
188
189template<> const ClassInfo JSBlobEventConstructor::s_info = { "BlobEvent", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSBlobEventConstructor) };
190
191/* Hash table for prototype */
192
193static const HashTableValue JSBlobEventPrototypeTableValues[] =
194{
195 { "constructor", static_cast<unsigned>(JSC::PropertyAttribute::DontEnum), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsBlobEventConstructor), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(setJSBlobEventConstructor) } },
196 { "data", static_cast<unsigned>(JSC::PropertyAttribute::ReadOnly | JSC::PropertyAttribute::CustomAccessor | JSC::PropertyAttribute::DOMAttribute), NoIntrinsic, { (intptr_t)static_cast<PropertySlot::GetValueFunc>(jsBlobEventData), (intptr_t) static_cast<PutPropertySlot::PutValueFunc>(0) } },
197};
198
199const ClassInfo JSBlobEventPrototype::s_info = { "BlobEventPrototype", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSBlobEventPrototype) };
200
201void JSBlobEventPrototype::finishCreation(VM& vm)
202{
203 Base::finishCreation(vm);
204 reifyStaticProperties(vm, JSBlobEvent::info(), JSBlobEventPrototypeTableValues, *this);
205}
206
207const ClassInfo JSBlobEvent::s_info = { "BlobEvent", &Base::s_info, nullptr, nullptr, CREATE_METHOD_TABLE(JSBlobEvent) };
208
209JSBlobEvent::JSBlobEvent(Structure* structure, JSDOMGlobalObject& globalObject, Ref<BlobEvent>&& impl)
210 : JSEvent(structure, globalObject, WTFMove(impl))
211{
212}
213
214void JSBlobEvent::finishCreation(VM& vm)
215{
216 Base::finishCreation(vm);
217 ASSERT(inherits(vm, info()));
218
219}
220
221JSObject* JSBlobEvent::createPrototype(VM& vm, JSDOMGlobalObject& globalObject)
222{
223 return JSBlobEventPrototype::create(vm, &globalObject, JSBlobEventPrototype::createStructure(vm, &globalObject, JSEvent::prototype(vm, globalObject)));
224}
225
226JSObject* JSBlobEvent::prototype(VM& vm, JSDOMGlobalObject& globalObject)
227{
228 return getDOMPrototype<JSBlobEvent>(vm, globalObject);
229}
230
231JSValue JSBlobEvent::getConstructor(VM& vm, const JSGlobalObject* globalObject)
232{
233 return getDOMConstructor<JSBlobEventConstructor>(vm, *jsCast<const JSDOMGlobalObject*>(globalObject));
234}
235
236template<> inline JSBlobEvent* IDLAttribute<JSBlobEvent>::cast(ExecState& state, EncodedJSValue thisValue)
237{
238 return jsDynamicCast<JSBlobEvent*>(state.vm(), JSValue::decode(thisValue));
239}
240
241EncodedJSValue jsBlobEventConstructor(ExecState* state, EncodedJSValue thisValue, PropertyName)
242{
243 VM& vm = state->vm();
244 auto throwScope = DECLARE_THROW_SCOPE(vm);
245 auto* prototype = jsDynamicCast<JSBlobEventPrototype*>(vm, JSValue::decode(thisValue));
246 if (UNLIKELY(!prototype))
247 return throwVMTypeError(state, throwScope);
248 return JSValue::encode(JSBlobEvent::getConstructor(state->vm(), prototype->globalObject()));
249}
250
251bool setJSBlobEventConstructor(ExecState* state, EncodedJSValue thisValue, EncodedJSValue encodedValue)
252{
253 VM& vm = state->vm();
254 auto throwScope = DECLARE_THROW_SCOPE(vm);
255 auto* prototype = jsDynamicCast<JSBlobEventPrototype*>(vm, JSValue::decode(thisValue));
256 if (UNLIKELY(!prototype)) {
257 throwVMTypeError(state, throwScope);
258 return false;
259 }
260 // Shadowing a built-in constructor
261 return prototype->putDirect(vm, vm.propertyNames->constructor, JSValue::decode(encodedValue));
262}
263
264static inline JSValue jsBlobEventDataGetter(ExecState& state, JSBlobEvent& thisObject, ThrowScope& throwScope)
265{
266 UNUSED_PARAM(throwScope);
267 UNUSED_PARAM(state);
268 auto& impl = thisObject.wrapped();
269 JSValue result = toJS<IDLInterface<Blob>>(state, *thisObject.globalObject(), throwScope, impl.data());
270 return result;
271}
272
273EncodedJSValue jsBlobEventData(ExecState* state, EncodedJSValue thisValue, PropertyName)
274{
275 return IDLAttribute<JSBlobEvent>::get<jsBlobEventDataGetter, CastedThisErrorBehavior::Assert>(*state, thisValue, "data");
276}
277
278void JSBlobEvent::heapSnapshot(JSCell* cell, HeapSnapshotBuilder& builder)
279{
280 auto* thisObject = jsCast<JSBlobEvent*>(cell);
281 builder.setWrappedObjectForCell(cell, &thisObject->wrapped());
282 if (thisObject->scriptExecutionContext())
283 builder.setLabelForCell(cell, "url " + thisObject->scriptExecutionContext()->url().string());
284 Base::heapSnapshot(cell, builder);
285}
286
287#if ENABLE(BINDING_INTEGRITY)
288#if PLATFORM(WIN)
289#pragma warning(disable: 4483)
290extern "C" { extern void (*const __identifier("??_7BlobEvent@WebCore@@6B@")[])(); }
291#else
292extern "C" { extern void* _ZTVN7WebCore9BlobEventE[]; }
293#endif
294#endif
295
296JSC::JSValue toJSNewlyCreated(JSC::ExecState*, JSDOMGlobalObject* globalObject, Ref<BlobEvent>&& impl)
297{
298
299#if ENABLE(BINDING_INTEGRITY)
300 void* actualVTablePointer = *(reinterpret_cast<void**>(impl.ptr()));
301#if PLATFORM(WIN)
302 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(__identifier("??_7BlobEvent@WebCore@@6B@"));
303#else
304 void* expectedVTablePointer = WTF_PREPARE_VTBL_POINTER_FOR_INSPECTION(&_ZTVN7WebCore9BlobEventE[2]);
305#endif
306
307 // If this fails BlobEvent does not have a vtable, so you need to add the
308 // ImplementationLacksVTable attribute to the interface definition
309 static_assert(std::is_polymorphic<BlobEvent>::value, "BlobEvent is not polymorphic");
310
311 // If you hit this assertion you either have a use after free bug, or
312 // BlobEvent has subclasses. If BlobEvent has subclasses that get passed
313 // to toJS() we currently require BlobEvent you to opt out of binding hardening
314 // by adding the SkipVTableValidation attribute to the interface IDL definition
315 RELEASE_ASSERT(actualVTablePointer == expectedVTablePointer);
316#endif
317 return createWrapper<BlobEvent>(globalObject, WTFMove(impl));
318}
319
320JSC::JSValue toJS(JSC::ExecState* state, JSDOMGlobalObject* globalObject, BlobEvent& impl)
321{
322 return wrap(state, globalObject, impl);
323}
324
325
326}
327
328#endif // ENABLE(MEDIA_STREAM)
329